スクラムアンチパターンを 踏みまくった時の話をしよう

by Daisuke Ashihara

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εΫϥϜΞϯνύλʔϯΛ  ౿Έ·ͬͨ࣌͘ͷ࿩Λ͠Α͏ גࣜձࣾϚωʔϑΥϫʔυ ᥊ݪɹେี Scrum Fest Osaka 2023

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2 ࣗݾ঺հ   גࣜձࣾϚωʔϑΥϫʔυɹ෱Ԭ։ൃڌ఺ ϓϩμΫτ։ൃ෦ εΫϥϜϚελʔ ᥊ݪ େีʢ͋͠͸Βʣ ग़ɹ਎ɹɿ෱Ԭݝ ΩϟϦΞɿϚωϑΥ(2022/10ʙ) ← ෱Ԭۜߦ(2018ʙ2022)   ɹɹɹɹɹɹ౦ژSIer → ۚ༥اۀ 2ࣾ → Uλʔϯˢ 2

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ࢲͱεΫϥϜ 2 2018 2019 2020 2021 2022 2023 εΫϥϜ  Ϛελʔ ΤϯδχΞϦϯά  Ϛωʔδϟ ϚωϑΥ΁ Join Ξϯνύλʔϯ

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ϚωʔϑΥϫʔυ͕ఏڙ͢ΔαʔϏε 4 ͢΂ͯͷʮ͓ۚʯͷ೰ΈΛղܾ͢΂͘ɺϢʔβʔ͸ݸਓɾ๏ਓɾۚ༥ػؔ΁͝ఏڙɻ αʔϏε਺͸50Λ௒͑ͯɺࠓ΋৽αʔϏεΛ։ൃதɻ

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ຊ೔ͷ͓࿩ͷ̓ඵϋΠϥΠτ εΫϥϜͷΞϯνύλʔϯΛ౿Έ·͘Γ νʔϜ͕͋Μͳ͜Μͳঢ়ଶʹͳͬͯ ։ൃͷਐḿ͕Ϗϣʔϯͱͳͬͯ ߇͑Ίʹݴͬͯࠇྺ࢙ͷ1ͭ 5

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։ൃ֓ཁ γεςϜͷ֓ཁ  ɹBtoB޲͚ϞόΠϧΞϓϦ  ࣮ݱ͍ͨ͠ػೳ  ɹͱ͋Δ๏੍౓ͷվਖ਼ʹ߹Θͤͨվमʢظ೔༨༟͋Γʣ • ೖྗ߲໨ͷ௥Ճ • Ұཡը໘΍ϫʔΫϑϩʔ(WF)Ͱ৽ن߲໨Λࢀর

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νʔϜߏ੒ POɹ1໊ ϞόΠϧΞϓϦΤϯδχΞɹ1໊ όοΫΤϯυΤϯδχΞɹ1໊ QAΤϯδχΞɹ1໊ σβΠφʔɹ0.5໊ εΫϥϜϚελʔɹ1໊ 7 ୭Ұਓ  ͔ܽͤͳ͍ମ੍

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౰ॳεέδϡʔϧ 8 Sprint1 Sprint2 Sprint3 2εϓϦϯτ  ࣮૷ γεςϜςετ  ࢼ৯ ετΞ৹ࠪ ϦϦʔε ֓ࢉɿ2W ✖ 3Sprint + α = ໿1.5ϲ݄

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ΩοΫΦϑʂ 9 z ΠϯηϓγϣϯσοΩͰೝࣝ߹Θͤ

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εϓϦϯτ1 10 Sprint1 Sprint2 Sprint3 γεςϜςετ  ࢼ৯ ετΞ৹ࠪ ϦϦʔε Story1 ೖྗܥͷػೳͰ৽͍߲͠໨Λ࢖༻Ͱ͖Δ 2εϓϦϯτ  ࣮૷ Story2 ҰཡͰ৽͍߲͠໨ΛࢀরͰ͖Δ Story3 WFͰ৽͍߲͠໨ΛࢀরͰ͖Δ

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εϓϦϯτ1 11 ࣄ݅Ͱ͢

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εϓϦϯτ1 - σΠϦʔεΫϥϜ QA 12 ࡢ೔͸●●ը໘ͷUIΛ׬ྃ͠·ͨ͠ʂ  ࠓ೔͸˛ը໘ʹணख͠·͢ xxػೳͷςετઃܭΛߦͬͯɺ1/3͘Β͍ऴ͑·ͨ͠ɻ ࠓ೔΋ςετઃܭΛܧଓ͠·͢ɻ όοΫΤϯυɿਐḿ͋Γ·ͤΜɻࠓ೔΋ผͷ։ൃλεΫΛ΍Γ·͢ ϞόΠϧɿࠓिதʹผͷ։ൃλεΫΛऴ͑ͯɺདྷि͔Βணख͠·͢ Des BE Mob

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εϓϦϯτ1 - σΠϦʔεΫϥϜʢͳͥνʔϜ಺ͷ׆ಈ͕Ͱ͖ͳ͍ʁʣ QA 13 ●●ը໘ͷUIͰ͖ͨͷͰϨϏϡʔ͓ئ͍͠·͢ɻ  ࠓ೔͸˛ը໘ʹணख͠·͢ xxػೳͷςετઃܭͰ͖ͨͷͰϨϏϡʔ͓ئ͍͠·͢ɻ  ࠓ೔͸ඇػೳઃܭΛ΍͍͖ͬͯ·͢ɻ ʮখ͍͞ػೳվળΛ●●෦௕ܦ༝Ͱཔ·ΕΔ͜ͱ݁ߏ͋ΔΜͰ͢Αʯ ʮΧελϚʔαϙʔτ͔Βจݴमਖ਼Λ͓ئ͍͞Εͯ·ͯ͠ʯ Des BE Mob

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౰࣌ͷνʔϜߏ੒ ϞόΠϧΞϓϦ։ൃ • POɹ1໊ • ϞόΠϧΞϓϦΤϯδχΞɹ1໊ • όοΫΤϯυΤϯδχΞɹ1໊ • QAΤϯδχΞɹ1໊ • σβΠφʔɹ0.5໊ • εΫϥϜϚελʔɹ1໊ 14 ୭Ұਓ  ͔ܽͤͳ͍ମ੍

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౰࣌ͷνʔϜߏ੒ ϞόΠϧΞϓϦ։ൃ • POɹ1໊ • ϞόΠϧΞϓϦΤϯδχΞɹ0.7໊ • όοΫΤϯυΤϯδχΞɹ0.3໊ • QAΤϯδχΞɹ1໊ • σβΠφʔɹ0.5໊ • εΫϥϜϚελʔɹ1໊ 15 ࠷ॳ͔Β  ମ੍͸͚ܽͯͨ

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εϓϦϯτ1 - σΠϦʔεΫϥϜʢ1िؒա͗ͨ͋ͨΓ͔Βɾɾʣ QA 16 ࠓ೔͸˛ը໘ʹணख͠·͢ ࠓ೔͸ඇػೳઃܭΛ΍͍͖ͬͯ·͢ɻ όοΫΤϯυɿStory1Λ։ൃͯ͠·ͨ͠ʂࠓ೔͸෦௕͔Βґཔͷ։ൃΛ͠ ·͢ɻ ϞόΠϧɿStory1Λ։ൃதͰ͢ʂࠓ೔΋Ҿ͖ଓ͖ਐΊ·͢ɻ Des BE Mob

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εϓϦϯτ1 - ϨϏϡʔલ໷ εϓϦϯτϨϏϡʔͰݟͤΒΕΔ੒Ռ෺͋Γ·͔͢ʁ 17 Des BE Mob QA ·ͩ ͋Γ·ͤΜʂ

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Ξϯνύλʔϯ࣮੷ 18 Sprint1 Sprint2 Sprint3 2εϓϦϯτ  ࣮૷ γεςϜςετ  ࢼ৯ ετΞ৹ࠪ ϦϦʔε νʔϜ֎ͷֻ͚࣋ͪλεΫ͕൑໌ ΰʔϧʹ౸ୡͰ͖ͣεϓϦϯτϨϏϡʔΛεΩοϓ

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εϓϦϯτ2 19 Sprint1 Sprint2 2εϓϦϯτ  ࣮૷ γεςϜςετ  ࢼ৯ Story1 ೖྗܥͷػೳͰ৽͍߲͠໨Λ࢖༻Ͱ͖Δ Sprint3 ετΞ৹ࠪ ϦϦʔε Story2 Ұཡ΍WFػೳͰ৽͍߲͠໨ΛࢀরͰ͖Δ Story3 WFͰ৽͍߲͠໨ΛࢀরͰ͖Δ

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εϓϦϯτ2 - ϨϏϡʔલ໷ POɾεςʔΫϗϧμʔʹݟͤΔ੒Ռ෺͋Γ·͔͢ʁ 20 Des BE Mob QA Story1͸ Ͳ͏͔ͳʁ ࣮͸डೖ৚݅ຬͨͤͯͳ͍ ͱ͜Ζ͕Ұ෦͋ͬͯɾɾ

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εϓϦϯτ2 - εϓϦϯτϨϏϡʔ 21 Des BE Mob QA ৽͍͠ೖྗ߲໨͕௥Ճ͞Ε ·͢ɻ͢Έ·ͤΜ͕ɺίίͱ ίί͸·ͩಈ͖·ͤΜ  (͋ʂόά΋ݟ͚ͭͪΌͬͨ) εςʔΫϗϧμʔ ɾɾɾ (ਖ਼͘͠ಈ͔ͳ͍Μ͡Ό ϑΟʔυόοΫͯ͠΋)

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Ξϯνύλʔϯ࣮੷ 22 Sprint1 Sprint2 Sprint3 2εϓϦϯτ  ࣮૷ γεςϜςετ  ࢼ৯ ετΞ৹ࠪ ϦϦʔε νʔϜ֎ͷֻ͚࣋ͪλεΫ͕൑໌ ΰʔϧʹ౸ୡͰ͖ͣεϓϦϯτϨϏϡʔΛεΩοϓ ϑΟʔνϟʔ୯ҐͰ׬੒Ͱ͖ͯͳ͍ ෆ׬શͳ੒Ռ෺ͰεϓϦϯτϨϏϡʔ

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εϓϦϯτ3 23 Sprint1 Sprint2 3εϓϦϯτ  ࣮૷? γεςϜςετ  ࢼ৯ Sprint3 ετΞ৹ࠪ ϦϦʔε Story2 ҰཡͰ৽͍߲͠໨ΛࢀরͰ͖Δ Sprint4 Story3 WFͰ৽͍߲͠໨ΛࢀরͰ͖Δ Story1 ೖྗܥͷػೳͰ৽͍߲͠໨Λ࢖༻Ͱ͖Δ

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εϓϦϯτ3 24 ࣄ݅Ͱ͢

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εϓϦϯτ3 - σΠϦʔεΫϥϜ QA 25 UIσβΠϯ׬ྃͯ͠·͢ͷͰɺσΠϦʔ͸ܽ੮͠·͢ɻ ςετͷ४උ͸׬ྃͨ͠ͷͰɺσΠϦʔ͸ܽ੮͠·͢ɻ ࣮૷͕ऴΘͬͨΒςετ΍͍͖ͬͯ·͠ΐ͏ʂ Ұ௨Γ࣮૷ऴΘΓ·ͨ͠ͷͰɺσΠϦʔ͸ܽ੮͠·͢ɻ ϞόΠϧɿStory2Λ։ൃதͰ͢ɻࠓ೔΋ਐΊ·͢ʂ Des BE Mob σΠϦʔ εΫϥϜ ෆཁ

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εϓϦϯτ3్த ʙ εϓϦϯτ5 - ࣌ʑ σΠϦʔεΫϥϜ 26 ௐࢠ͸Ͳ͏ʁਐḿ͸ͲΜͳײ͡ʁ ϞόΠϧɿStory3Λ։ൃதͰ͢ɻ΋͏গ͠Ͱશͯͷ࣮૷׬ྃͰ͢ʂ ScM Mob

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Ξϯνύλʔϯ࣮੷ 27 Sprint1 Sprint2 Sprint3 3εϓϦϯτ  ࣮૷ γεςϜςετ  όάमਖ਼  ࢼ৯ ετΞ৹ࠪ ϦϦʔε νʔϜ֎ͷֻ͚࣋ͪλεΫ͕൑໌ ΰʔϧʹ౸ୡͰ͖ͣεϓϦϯτϨϏϡʔΛεΩοϓ ϑΟʔνϟʔ୯ҐͰ׬੒Ͱ͖ͯͳ͍ ෆ׬શͳ੒Ռ෺ͰεϓϦϯτϨϏϡʔ σΠϦʔεΫϥϜͷഇࢭ Sprint4 Sprint5 εΫϥϜϚελʔʹΑΔϓϩδΣΫτ؅ཧ

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εϓϦϯτ5 - ϦϦʔε࣌ʹ΋൵͕ܶ 28 Sprint1 Sprint2 Sprint3 3εϓϦϯτ  ࣮૷ γεςϜςετ  όάमਖ਼  ࢼ৯ ετΞ৹ࠪ ϦϦʔε Sprint4 Sprint5 ౰೔ʹΞϓϦΤϯδχΞ͕  Ո଒ͷ؃පͰٳՋ → 1िؒԆظ

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Ξϯνύλʔϯ࣮੷ 29 Sprint1 Sprint2 Sprint3 3εϓϦϯτ  ࣮૷ γεςϜςετ  όάमਖ਼  ࢼ৯ νʔϜ֎ͷֻ͚࣋ͪλεΫ͕൑໌ ΰʔϧʹ౸ୡͰ͖ͣεϓϦϯτϨϏϡʔΛεΩοϓ ϑΟʔνϟʔ୯ҐͰ׬੒Ͱ͖ͯͳ͍ ෆ׬શͳ੒Ռ෺ͰεϓϦϯτϨϏϡʔ σΠϦʔεΫϥϜͷഇࢭ Sprint4 Sprint5 εΫϥϜϚελʔʹΑΔϓϩδΣΫτ؅ཧ ετΞ৹ࠪ ϦϦʔε ౰೔ʹΞϓϦΤϯδχΞ͕  Ո଒ͷ؃පͰٳՋ → 1िؒԆظ

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ຊ೔ͷ͓࿩ͷ̓ඵϋΠϥΠτʢ࠶ܝʣ εΫϥϜͷΞϯνύλʔϯΛ౿Έ·͘Γ νʔϜ్͕தͰόϥόϥͳঢ়ଶʹͳͬͯ ։ൃͷਐḿ͕1.6ഒҎ্΋Ԇظͯ͠ ߇͑Ίʹݴͬͯࠇྺ࢙ͷ1ͭ 30 ͔ͦ͜Βಘͨڭ܇ͱ͸ʁ

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ࠜݯͱͳΔ໰୊͸Կ͔ʁ 31 σΠϦʔεΫϥ Ϝͷதࢭ ୭1ਓ͔ܽͤͳ ͍ମ੍ ৬ೳԣஅతͳಈ ͖͕গͳ͍ ΞϓϦΤϯδχ Ξෛՙूத ෆ׬શͳ੒Ռ෺ ͰϨϏϡʔ νʔϜ֎λεΫ ͷֻ͚࣋ͪ εϓϦϯτ ΰʔϧ΁ͷऑ͍ ίϛοτ ಛఆPBIݶఆͷ νʔϜ ϑΟʔνϟʔͰ ׬੒͠ͳ͍

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32 σΠϦʔεΫϥ Ϝͷதࢭ ୭1ਓ͔ܽͤͳ ͍ମ੍ ৬ೳԣஅతͳಈ ͖͕গͳ͍ ΞϓϦΤϯδχ Ξෛՙूத ෆ׬શͳ੒Ռ෺ ͰϨϏϡʔ νʔϜ֎λεΫ ͷֻ͚࣋ͪ εϓϦϯτ ΰʔϧ΁ͷऑ͍ ίϛοτ ಛఆPBIݶఆͷ νʔϜ νʔϜΛ૊੒ͨ࣌͠఺Ͱ٧ΜͰ͍ͨ ϑΟʔνϟʔͰ ׬੒͠ͳ͍

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• ϓϩμΫτͷܧଓվળ • νʔϜ/ϝϯόʔͷ੒௕ 33 ୭1ਓ͔ܽͤͳ ͍ମ੍ νʔϜ֎λε Ϋͷֻ͚࣋ͪ ಛఆPBI   ݶఆνʔϜ νʔϜ૊੒ΛͲ͏ม͍͑ͯ͘΂͖͔ʁ దਖ਼ਓ਺   ͷ֬อ ϚϧνΞαΠ ϯͷ཈੍ ܧଓతͳ   νʔϜ • ϓϩμΫτજࡏϦεΫͷܰݮ • ৬ೳԣஅͰ૬ޓڠྗͱܹࢗ • ίϛοτϝϯτ޲্ • εΠονϯάίετͷ཈੍

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34 ୭͕νʔϜ૊੒ͷ՝୊ΛղܾͰ͖Δ͔ʁ ࢲ ࢲ ͜ͷ··ͩͱεΫϥϜͷϝϦοτ Λશ͘׆͔ͤ·ͤΜʂ   ͱ͍͏ͷ΋ɺΧΫΧΫγΧδΧ… ;Ή;ΉɻͳΔ΄Ͳɻ ͦ͏͍͏͜ͱͳΒ…. ։ൃϚωʔδϟʔ

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2023೥ʙɹվળʹ޲͚ͯ 2 2018 2019 2020 2021 2022 2023 εΫϥϜ  Ϛελʔ ΤϯδχΞϦϯά  Ϛωʔδϟ ϚωϑΥ΁ Join νʔϜ૊੒  ͷվળ Ξϯνύλʔϯ ΤϯδχΞϦϯάϚωʔδϟʔ݉຿΁

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ݱࡏͷνʔϜߏ੒ ϞόΠϧΞϓϦΤϯδχΞɹ4໊ όοΫΤϯυΤϯδχΞɹ0.8໊ QAΤϯδχΞɹ1໊ σβΠφʔɹ1໊ POɹ1໊ εΫϥϜϚελʔɹ1໊ 36

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ੜ࢈ੑΞοϓʂ 37 1ਓ͋ͨΓϓϧϦΫ਺ɹɿ ໿2.0ഒ  1ਓ͋ͨΓσϓϩΠස౓ɿ ໿1.7ഒ νʔϜߏ੒ͷݟ௚͠ʹՃ͑ɺ༷ʑͳऔΓ૊ΈʹΑͬͯ νʔϜͷੜ࢈ੑࢦඪ͸େ͖͘վળ͠·ͨ͠ ͦͷऔΓ૊Έͷ಺༰ͱ͸ɾɾɾ

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εΫϥϜΞϯνύλʔϯΛ  ౿Έ·ͬͨ͘νʔϜ͕ੜ·Ε  มΘΔͨΊʹߦͬͨ7ͭͷࣄ גࣜձࣾϚωʔϑΥϫʔυ ᥊ݪɹେี ࣍ ճ ༧ ࠂ ʂ ε Ϋ ϑ Σ ε େ ࡕ 2024